Recommended update for llvm9
This update for llvm9 fixes the following issues:
- Fix miscompilations with rustc 1.43 that lead to LTO failures (bsc#1173202)
This update was imported from the SUSE:SLE-15-SP2:Update update project.
- Submitted by Martin Sirringhaus (MSirringhaus)
Fixed bugs
bnc#1173202
[s390x] - Miscompilation of rustc 1.43 leads to LTO failure